Minimal Weight. Maximum Efficiency.

The Western Mountaineering NanoLite Quilt is an ultralight top quilt designed for fast and light adventures where every gram matters.

Built with 850+ fill power goose down and an ultra-light 12D ExtremeLite™ shell, it delivers impressive warmth at an incredibly low weight-making it a perfect choice for thru-hikers, fastpackers, and minimalist climbers.

With a sewn footbox, insulated draft yoke, and adjustable pad straps, the NanoLite provides efficient warmth while remaining highly adaptable and packable.

Why You'll Love It

Ultra-lightweight - From just ~370g
850+ fill power down - Premium warmth-to-weight
Compact pack size - Minimal bulk in your pack
Adjustable pad straps - Secure fit to your mat
Designed for speed - Perfect for fast & light missions

Built for Ultralight Adventures

Perfect for:

Thru-hiking
Fastpacking
Lightweight backpacking
Summer alpine use
Minimalist camping

Designed for when weight is critical and efficiency matters

Performance Features

Ultralight Down Construction

Extremely low weight design

Provides:

Minimal pack weight
High compressibility
Efficient insulation

Lightweight Warmth (3°C)

Ideal for mild conditions

Best for:

Summer nights
Warm climates
Layered sleep systems

Adjustable Pad Strap System

Secure quilt-to-pad connection

Allows:

Better heat retention
Reduced drafts
Custom fit to your sleeping pad

Insulated Draft Yoke

Heat retention system

Helps:

Prevent heat loss around neck
Improve overall warmth
Maintain efficiency without bulk

Sewn Footbox Design

Fixed lower section

Provides:

Warmth for feet
Improved thermal efficiency
Simplified design

Premium Ultralight Fabrics

12D ripstop nylon shell + 10D liner

Benefits:

Ultra-light durability
Breathability
Soft, comfortable feel

Technical Specifications

Temperature Rating: 3°C
Fill: 850+ Fill Power Goose Down
Loft: 9 cm (3.5")
Shell Fabric: 12D ripstop nylon

Weights:
180cm: 370g
200cm: 402g

Fill Weights:
180cm: 184g
200cm: 206g

Girth:
Up to 172cm shoulder width

Packed Size:
All sizes: 15 x 25 cm

Origin: USA

Includes:
Ultralight stuff sack
Breathable mesh storage bag

Perfect For

Thru-hikers
Fastpackers
Ultralight backpackers
Summer climbers
Minimalist adventurers